Genetics 7 Views 1 Answers
Sourav Pan🥇 GoldSeptember 10, 2024
A local restaurant claims that it gets 45 percent of its customers from Monday through Thursday, 20 percent on Friday, 20 percent on Saturday, and 15 percent on Sunday. How many degrees of freedom should be used to conduct a chi-square goodness-of-fit test of the claim? A) 3 B) 4 C) 6 D) 7 E) It is not possible to determine the degrees of freedom without knowing the sample size.
A local restaurant claims that it gets 45 percent of its customers from Monday through Thursday, 20 percent on Friday, 20 percent on Saturday, and 15 percent on Sunday. How many degrees of freedom should be used to conduct a chi-square goodness-of-fit test of the claim?
A) 3
B) 4
C) 6
D) 7
E) It is not possible to determine the degrees of freedom without knowing the sample size.
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Sourav Pan🥇 GoldMay 15, 2025
Answer: A) 3
Explanation: The degrees of freedom for a chi-square goodness-of-fit test is calculated as the number of categories minus 1. With 4 categories, the degrees of freedom is 4 – 1 = 3.
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